microblaze: mm: Fix lowmem max memory size limits
authorMichal Simek <monstr@monstr.eu>
Mon, 19 Dec 2011 12:46:35 +0000 (13:46 +0100)
committerMichal Simek <monstr@monstr.eu>
Fri, 23 Mar 2012 08:28:10 +0000 (09:28 +0100)
commit83a92529c1789f86481190743a6bb09f31ec39a8
tree04e451b84770b08eceb5e483fb2c79a4d7f3c0c2
parent4e2e4124b7fe68b28e9f759b7ecc0ec16307fce6
microblaze: mm: Fix lowmem max memory size limits

Use CONFIG_LOWMEM_SIZE if system has larger ram size.
For system with larger ram size, enable HIGMEM support.

Also setup limitation for memblock and use memblock
allocation in lowmem region.

Signed-off-by: Michal Simek <monstr@monstr.eu>
arch/microblaze/include/asm/page.h
arch/microblaze/include/asm/pgtable.h
arch/microblaze/include/asm/uaccess.h
arch/microblaze/mm/init.c
arch/microblaze/mm/pgtable.c